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50 PIN D-SUB MALE at ???.
50 PIN D-SUB FEMALE at ???.
| Pin | Return | Dir | Description | Active State | 
|---|---|---|---|---|
| 22 | 6 |  | Ready | High | 
| 21 | 5 |  | On Line | High | 
| 23 | 7 |  | Demand | High | 
| 38 | 37 |  | Data Strobe | High | 
| 19 | 3 |  | Data 1 | n/a | 
| 20 | 4 |  | Data 2 | n/a | 
| 1 | 2 |  | Data 3 | n/a | 
| 41 | 40 |  | Data 4 | n/a | 
| 34 | 18 |  | Data 5 | n/a | 
| 43 | 42 |  | Data 6 | n/a | 
| 36 | 35 |  | Data 7 | n/a | 
| 28 | 44 |  | Data 8 | n/a | 
| 29 | 13 |  | Parity | n/a | 
| 50 | 32 |  | Ident 0 | n/a | 
| 49 | 16 |  | Ident 1 | n/a | 
| 46 | 47 |  | Interface Verify | Low | 
| 12 | 39 |  | +5 VDC (Test) | High | 
| 27 | 11 |  | Parity Error | High | 
| 25 | 9 |  | Bottom of Form | High | 
| 24 | 8 |  | Top of Form | High | 
| 30 | 14 |  | Paper Instruction | High | 
| 31 | 15 |  | Buffer Clear | High | 
| 26 | 10 |  | Paper Moving | High | 
| 48 | 17 |  | Paper Moving | High | 
| 47 | 33 |  | Not VFU | High | 
  Note: Direction is Host (Computer) relative Peripheral (Printer).
  Note: Return is Ground signal for Unbalanced and the Negative Signal for Balanced.
| Contributor: | Joakim Ögren | 
| Source: | ? | 
  Copyright © The Hardware Book Team 1996-2004.
  May be copied and redistributed, partially or in whole, as appropriate.
  Document last modified: 2002-01-10